/** 
 *  * test.c --  * a demo program for using calltree, gprof&kprof, gdb&backtrace command 
 *   * */  

void a(void), b(void), c(void), d(void), e(void);  

void a(void) {     b (); }  
void b(void) {     c (); }  
void c(void) {    d (); e (); }  
void d(void) {     ; }  
void e(void) {     ; }  

int main (int argc, char **argv)  
{  
  if (argc < 2) {  
    a ();  
  } else {  
    b ();  
  }  
} 
